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Yoshitaka Araki
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Higashiosaka, JP
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last 30 patents
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Patent Grant
Triterpene derivatives and endothelin-receptor antagonists containi...
Patent number
5,587,505
Issue date
Dec 24, 1996
Shionogi & Co., Ltd.
Toshiro Konoike
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Triterpene derivatives and endothelin-receptor antagonists containi...
Patent number
5,463,107
Issue date
Oct 31, 1995
Shionogi & Co., Ltd.
Toshiro Konoike
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Optically active intermediate and method for production thereof
Patent number
5,354,879
Issue date
Oct 11, 1994
Shionogi Seiyaku Kabushiki Kaisha
Toshiro Konoike
C07 - ORGANIC CHEMISTRY
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Patent Grant
Monoesters of arylacetic acid and the process thereof
Patent number
5,117,039
Issue date
May 26, 1992
Shionogi & Co., Ltd.
Mitsuaki Ohtani
C07 - ORGANIC CHEMISTRY